Part Details for SMA6F40A by STMicroelectronics
Results Overview of SMA6F40A by STMicroelectronics
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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Applications
Automotive
SMA6F40A Information
SMA6F40A by STMicroelectronics is a Transient Suppressor.
Transient Suppressors are under the broader part category of Diodes.
A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.
Price & Stock for SMA6F40A
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
497-SMA6F40ATR-ND
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DigiKey | TVS DIODE 40VWM 84VC SMAFLAT Min Qty: 10000 Lead time: 45 Weeks Container: Tape & Reel (TR) |
9307 In Stock |
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$0.0919 / $0.0938 | Buy Now |
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STMicroelectronics | 600 W, 40 V TVS in SMA Flat COO: Morocco RoHS: Compliant Min Qty: 1 | 2684 |
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$0.1800 / $0.5700 | Buy Now |
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LCSC | 48A8/20us 600W 84V 44.4V Unidirectional 40V SMA-flat TVS Diodes RoHS | 30 |
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$0.5196 / $0.5505 | Buy Now |
US Tariff Estimator: SMA6F40A by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for SMA6F40A
SMA6F40A Part Data Attributes
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SMA6F40A
STMicroelectronics
Buy Now
Datasheet
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SMA6F40A
STMicroelectronics
Trans Voltage Suppressor Diode, 600W, 40V V(RWM), Unidirectional, 1 Element, Silicon, DO-221AC
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Package Description | Sma, 2 Pin | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.10.00.50 | |
| Factory Lead Time | 111 Weeks | |
| Date Of Intro | 2018-06-14 | |
| Breakdown Voltage-Max | 49 V | |
| Breakdown Voltage-Min | 44.4 V | |
| Breakdown Voltage-Nom | 46.7 V | |
| Clamping Voltage-Max | 64.5 V | |
| Configuration | Single | |
| Diode Element Material | Silicon | |
| Diode Type | Trans Voltage Suppressor Diode | |
| JEDEC-95 Code | DO-221AC | |
| JESD-30 Code | R-PDSO-F2 | |
| JESD-609 Code | e3 | |
| Moisture Sensitivity Level | 1 | |
| Non-rep Peak Rev Power Dis-Max | 600 W | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 175 °C | |
| Operating Temperature-Min | -55 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Peak Reflow Temperature (Cel) | 245 | |
| Polarity | Unidirectional | |
| Reference Standard | Iec-61000-4-2, 4-4; Mil-Std-750 | |
| Rep Pk Reverse Voltage-Max | 40 V | |
| Reverse Current-Max | 0.2 µA | |
| Reverse Test Voltage | 40 V | |
| Surface Mount | Yes | |
| Technology | Avalanche | |
| Terminal Finish | Matte Tin | |
| Terminal Form | Flat | |
| Terminal Position | Dual |
SMA6F40A Frequently Asked Questions (FAQ)
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STMicroelectronics provides a recommended PCB layout in their application note AN5046, which includes guidelines for component placement, trace routing, and thermal management to minimize EMI and thermal issues.
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The gate resistor value depends on the specific application and switching frequency. A general guideline is to use a value between 1 kΩ to 10 kΩ. However, it's recommended to consult STMicroelectronics' application notes and simulation tools to determine the optimal value for your specific design.
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The maximum allowed voltage on the gate pin of SMA6F40A is 20 V, as specified in the datasheet. However, it's recommended to keep the gate voltage between 10 V to 15 V to ensure reliable operation and minimize the risk of damage.
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SMA6F40A is rated for operation up to 150°C, but it's recommended to derate the device's performance and consider thermal management strategies to ensure reliable operation in high-temperature environments.
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STMicroelectronics recommends using a combination of overvoltage protection (OVP) and overcurrent protection (OCP) circuits to protect SMA6F40A from damage. This can include using external components such as TVS diodes, zener diodes, and current sense resistors.